fix: Bad feature_servers/multicloud Dockerfile

Makefile

@@ -436,7 +436,7 @@ build-feast-operator-docker:
 build-feature-server-dev:
 	docker buildx build --build-arg VERSION=dev \
 		-t feastdev/feature-server:dev \
-		-f sdk/python/feast/infra/feature_servers/multicloud/Dockerfile.dev --load .
+		-f sdk/python/feast/infra/feature_servers/multicloud/Dockerfile --load .
 
 build-java-docker-dev:
 	make build-java-no-tests REVISION=dev

sdk/python/feast/infra/feature_servers/multicloud/Dockerfile

@@ -1,19 +1,40 @@
-FROM python:3.11
+FROM python:3.11 AS builder
 
-RUN apt update && \
-        apt install -y \
-        jq \
-        python3-dev \
-        build-essential
+RUN apt-get update && apt-get install -y git
 
-RUN pip install pip --upgrade
-RUN pip install "feast[aws,gcp,snowflake,redis,go,mysql,postgres]"
+# Allow statements and log messages to immediately appear in the Knative logs
+ENV PYTHONUNBUFFERED True
 
+# Copy local code to the container image.
+ENV APP_HOME /app
+WORKDIR $APP_HOME
+
+# Copy necessary parts of the Feast codebase
+COPY . .
+
+# Install production dependencies into the virtual environment
+RUN python -m venv .venv && . .venv/bin/activate && pip install '.[aws,gcp,snowflake,redis,go,mysql,postgres]'
+
+FROM python:3.11-slim AS runner
+
+# Allow statements and log messages to immediately appear in the Knative logs
+ENV PYTHONUNBUFFERED True
+
+# Copy local code to the container image.
+ENV APP_HOME /app
+WORKDIR $APP_HOME
+
+# Copy the virtual environment with the production dependencies from the builder stage
+COPY --from=builder $APP_HOME/.venv $APP_HOME/.venv
+ENV PATH="$APP_HOME/.venv/bin:${PATH}"
+
+# Add runtime dependencies such as libarrow
+RUN apt-get update &&  \
+    apt-get install -y git cmake ca-certificates lsb-release wget && \
+    wget https://apache.jfrog.io/artifactory/arrow/$(lsb_release --id --short | tr 'A-Z' 'a-z')/apache-arrow-apt-source-latest-$(lsb_release --codename --short).deb &&\
+    apt-get install -y -V ./apache-arrow-apt-source-latest-$(lsb_release --codename --short).deb &&\
+    apt-get update &&\
+    apt-get install -y libarrow-dev &&\
+    apt-get clean
 
-RUN apt update
-RUN apt install -y -V ca-certificates lsb-release wget
-RUN wget https://apache.jfrog.io/artifactory/arrow/$(lsb_release --id --short | tr 'A-Z' 'a-z')/apache-arrow-apt-source-latest-$(lsb_release --codename --short).deb
-RUN apt install -y -V ./apache-arrow-apt-source-latest-$(lsb_release --codename --short).deb
-RUN apt update
-RUN apt -y install libarrow-dev
 RUN mkdir -m 775 /.cache